Home / 833,088.25-1,248,790.84-328,003.64

Finding the Fourth Proportional to 833,088.25, 1,248,790.84 and 328,003.64

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Solution

The fourth proportional to 833,088.25, 1,248,790.84 and 328,003.64 is: 491,674.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,088.25 : 1,248,790.84 = 328,003.64 : x
  2. Step 2: Convert to fraction form
    833,088.25/1,248,790.84 = 328,003.64/x
  3. Step 3: Cross multiply
    833,088.25x = 1,248,790.84 × 328,003.64
  4. Step 4: Simplify right side
    833,088.25x = 409,607,938,737.66
  5. Step 5: Solve for x
    x = 409,607,938,737.66/833,088.25
  6. Step 6: Final answer
    x = 491,674.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.